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Query the DB for the hash before inserting in to email_hash (#15457) (#15491)

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Backport #15457

Some postgres users have logging which logs even failed transactions. So
just query the db before trying to insert.

Fix #15451

Signed-off-by: Andrew Thornton art27@cantab.net
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
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zeripath 2021-04-15 14:29:13 +01:00 committed by GitHub
parent 211bb911e3
commit 85880b2a0b
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5
models/avatar.go
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@ -96,6 +96,11 @@ func HashedAvatarLink(email string) string {
// we don't care about any DB problem just return the lowerEmail
return lowerEmail, nil
}
has, err := sess.Where("email = ? AND hash = ?", emailHash.Email, emailHash.Hash).Get(new(EmailHash))
if has || err != nil {
// Seriously we don't care about any DB problems just return the lowerEmail - we expect the transaction to fail most of the time
return lowerEmail, nil
}
_, _ = sess.Insert(emailHash)
if err := sess.Commit(); err != nil {
// Seriously we don't care about any DB problems just return the lowerEmail - we expect the transaction to fail most of the time